Working sequence: The first dose is a priming dose while the second dose given 28 days later is partially priming and partially boosting, and hence its boosting effect is short-lived, says Jacob John.

Can Covaxin booster dose prolong protection?

R. Prasad
Ground station: The Aditya-L1 Support Centre, to come up near Nainital, will provide training through regular workshops for guest users.
Science

ARIES facility will host the support centre for Aditya-L1

Shubashree Desikan
Rare adverse effect: Both Johnson & Johnson and AstraZeneca vaccines have witnessed very rare brain blood clot events in a few vaccine recipients.
Science

J&J scientists refute ‘class effect’ to blame for clots in those who got its vaccine

Reuters

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This August 2017 photo made available by Fermilab shows the Muon g-2 ring at the Fermi National Accelerator Laboratory outside of Chicago.
Science

Another hint of ‘new physics’, this time from Fermilab

Shubashree Desikan
The space pen.
Children

How do astronauts write in space?

In School Team
An ice shelf in Antarctica. File photo for representation.
Science

Third of Antarctic ice shelf area at collapse risk due to global warming: Study

PTI

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